diff --git a/Dockerfile b/Dockerfile
index e510586..71c53d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM golang:1-alpine AS builder
 
-RUN apk add --no-cache git ca-certificates
+RUN apk add --no-cache git ca-certificates gcc musl-dev
 RUN wget -qO /usr/local/bin/dep https://github.com/golang/dep/releases/download/v0.4.1/dep-linux-amd64
 RUN chmod +x /usr/local/bin/dep